/* ============================================================
   极速互动统一官网 · 设计系统 v6（浅色高级科技感）
   视觉参考 k5r.com：浅色画布 + 品牌蓝 + 柔光渐变 + 白玻卡片
   —— 仅换皮肤，HTML 结构与文案全部不变
   ============================================================ */

:root{
  /* 画布与容器 */
  --bg:#ffffff;
  --bg-soft:#f9fafb;
  --surface:#ffffff;
  --surface-solid:#ffffff;
  --surface-2:#f3f4f6;

  /* 描边 */
  --line:#e5e7eb;
  --line-strong:#d1d5db;

  /* 文字层级 */
  --text:#111827;
  --text-2:#4b5563;
  --text-3:#6b7280;

  /* 品牌与强调 */
  --brand:#037aff;
  --brand-lt:#037aff;
  --brand-dk:#0256c9;
  --brand-50:rgba(3,122,255,.08);
  --brand-100:rgba(3,122,255,.20);
  --cyan:#00d4ff;
  --violet:#7c3aed;

  /* 阴影（k5r 风格：极轻、多层、不发光） */
  --glow:0 12px 28px -12px rgba(3,122,255,.28);
  --shadow-card:0 1px 2px rgba(16,24,40,.04),0 6px 16px -8px rgba(16,24,40,.08);
  --shadow-panel:0 20px 40px -20px rgba(16,24,40,.18),0 8px 16px -12px rgba(16,24,40,.10);

  /* 圆角与节奏 */
  --r-xl:24px;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:8px;
  --ease:cubic-bezier(.4,0,.2,1);

  /* 兼容后台样式（admin.css）沿用这些别名 */
  --canvas:#f7fafc;
  --ink-900:#111827;
  --ink-700:#374151;
  --ink-600:#4b5563;
  --ink-500:#6b7280;
}

/* 控制台（登录 / 账户 / 总后台）沿用同一套浅色 token */
body.is-console{
  --canvas:#f7fafc;
  --ink-900:#101828;
  --ink-700:#344054;
  --ink-600:#475467;
  --ink-500:#667085;
  background:#f7fafc;
}

/* ============================================================
   基础
   ============================================================ */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  font-size:16px;line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}
code{font-family:"SF Mono",ui-monospace,Menlo,Consolas,monospace}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* 通用网格底纹（浅色下为极淡蓝线） */
.gridfx{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(3,122,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(3,122,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 20%,transparent 100%);
          mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 20%,transparent 100%);
}

/* ============================================================
   导航（k5r：白玻 + 72px + active 短横线）
   ============================================================ */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
          backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.nav.is-scrolled{
  border-bottom-color:var(--line);
  background:rgba(255,255,255,.97);
  box-shadow:0 1px 2px rgba(16,24,40,.04);
}
.nav__inner{display:flex;align-items:center;gap:16px;height:72px;flex-wrap:nowrap}
.nav__logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;flex:0 0 auto;letter-spacing:-.01em;color:var(--text)}
.nav__logo em{font-style:normal;color:var(--brand)}
.nav__mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#2a8bff,#037aff);
  box-shadow:0 6px 14px -6px rgba(3,122,255,.55);
}
.nav__mark svg{width:18px;height:18px}
.nav__menu{display:flex;align-items:center;gap:22px;margin-left:28px;flex:0 1 auto}
.nav__link{
  position:relative;display:inline-flex;align-items:center;gap:5px;
  padding:6px 0;border-radius:0;font-size:15px;font-weight:500;color:var(--text-2);
  transition:color .2s var(--ease);
  background:none;border:none;cursor:pointer;
}
.nav__link:hover{color:var(--brand)}
.nav__link.is-active{color:var(--brand);font-weight:600}
.nav__link.is-active::after{
  content:"";position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);
  width:20px;height:2px;background:var(--brand);border-radius:1px;
}
.nav__link--drop svg{width:13px;height:13px;opacity:.75;transition:transform .2s var(--ease)}
.nav__item:hover .nav__link--drop svg{transform:rotate(180deg)}
.nav__item{position:relative;display:flex;align-items:center}
.nav__drop{
  position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(-8px);
  margin-top:12px;min-width:240px;padding:8px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
  box-shadow:0 10px 15px -3px rgba(16,24,40,.08),0 4px 6px -2px rgba(16,24,40,.04);
  opacity:0;visibility:hidden;transition:all .2s var(--ease);
}
.nav__item:hover .nav__drop,.nav__item.is-open .nav__drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav__drop a{display:block;padding:10px 14px;border-radius:var(--r-sm);transition:background .2s var(--ease),transform .2s var(--ease)}
.nav__drop a:hover{background:var(--surface-2);transform:translateX(2px)}
.nav__drop b{display:block;font-size:14.5px;font-weight:600;color:var(--text)}
.nav__drop span{display:block;font-size:12.5px;color:var(--text-3);margin-top:2px}
.nav__actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav__burger{display:none;margin-left:auto;width:38px;height:38px;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.nav__burger svg{width:18px;height:18px;stroke:var(--text);fill:none;stroke-width:2;stroke-linecap:round}

/* ============================================================
   按钮
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-md);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn svg{width:16px;height:16px}
.btn--primary{
  background:linear-gradient(135deg,#1e86ff,#037aff);color:#fff;
  box-shadow:0 8px 18px -8px rgba(3,122,255,.55),inset 0 1px 0 rgba(255,255,255,.18);
}
.btn--primary:hover{transform:translateY(-1px);box-shadow:0 12px 24px -10px rgba(3,122,255,.6),inset 0 1px 0 rgba(255,255,255,.24)}
.btn--outline{background:#fff;border-color:var(--line-strong);color:var(--text)}
.btn--outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);box-shadow:0 8px 18px -10px rgba(3,122,255,.35)}
.btn--ghost{background:transparent;color:var(--text-2)}
.btn--ghost:hover{color:var(--brand);background:var(--brand-50)}
.btn--sm{height:36px;padding:0 15px;font-size:13.5px;border-radius:var(--r-sm)}
.btn--block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ============================================================
   区块与标题
   ============================================================ */
.section{position:relative;padding:96px 0}
.section--soft{background:linear-gradient(180deg,#f9fafb,#ffffff)}
.section--alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section__head{max-width:720px;margin-bottom:56px}
.section__head--center{max-width:760px;margin-left:auto;margin-right:auto;text-align:center}
.section__eyebrow{
  display:inline-block;padding:8px 18px;border-radius:20px;margin-bottom:18px;
  font-size:13px;font-weight:600;letter-spacing:.5px;
  color:var(--brand);background:rgba(3,122,255,.10);border:1px solid rgba(3,122,255,.14);
}
.section__title{font-size:clamp(28px,3.4vw,38px);font-weight:700;letter-spacing:-.5px;line-height:1.2;color:var(--text)}
.section__desc{margin-top:16px;font-size:16px;line-height:1.7;color:var(--text-2)}

/* 内页页头（k5r 式柔光渐变） */
.page-head{
  position:relative;padding:80px 0 56px;overflow:hidden;
  background:
    radial-gradient(circle at 72% 30%,rgba(3,122,255,.14) 0%,rgba(3,122,255,.05) 28%,transparent 50%),
    radial-gradient(circle at 14% 20%,rgba(0,212,255,.09) 0%,transparent 34%),
    linear-gradient(135deg,#f2f7ff,#f7f4ff 52%,#eef8ff);
  border-bottom:1px solid rgba(3,122,255,.08);
}
.page-head h1{font-size:clamp(30px,4.4vw,44px);font-weight:800;letter-spacing:-.03em;margin-bottom:16px;color:var(--text)}
.page-head p{max-width:680px;font-size:16.5px;line-height:1.75;color:var(--text-2)}

/* ---------- 顶部简介：左文右图两栏（培训页） ---------- */
.page-head--split{padding:72px 0 60px}
.hero-split{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:46px;align-items:center}
.hero-split__copy{text-align:left;max-width:620px}
.hero-split__copy h1{margin-bottom:18px}
.hero-split__copy h1 em{font-style:normal;color:var(--brand)}
.hero-split__copy p{max-width:100%}
/* 双 CTA */
.hero-split__actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 18px;margin:28px 0 0}
.hero-split__actions .hero-split__down{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-3);
  border-bottom:1px solid transparent;transition:color .18s var(--ease),border-color .18s var(--ease);
}
.hero-split__actions .hero-split__down:hover{color:var(--brand);border-bottom-color:var(--brand)}
.hero-split__actions .hero-split__down svg{width:15px;height:15px}
/* 小字说明 */
.hero-split__note{margin-top:14px;max-width:520px;font-size:12.5px;line-height:1.75;color:var(--text-3)}
/* 三个带勾标签 */
.hero-split__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.hero-split__tags span{
  display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;
  background:#eef4fc;border:1px solid var(--line);font-size:12.5px;font-weight:500;color:var(--text-2);
}
.hero-split__tags svg{width:13px;height:13px;flex:0 0 auto;color:var(--brand)}
/* 右侧图片 */
.hero-photo{
  position:relative;margin:0;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid rgba(3,122,255,.14);background:#fff;
  box-shadow:0 22px 50px -20px rgba(20,44,84,.34),var(--shadow-card);
}
.hero-photo img{display:block;width:100%;height:auto}
.photo-caption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 20px;
  background:rgba(6,14,28,.55);color:#fff;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.photo-caption span{display:block;font-size:12px;opacity:.82;margin-bottom:5px;letter-spacing:.02em}
.photo-caption strong{font-size:15.5px;font-weight:600}

/* ============================================================
   卡片基类（k5r：白玻 + 细描边 + 极轻阴影）
   ============================================================ */
.card{
  position:relative;padding:28px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover{transform:translateY(-3px);border-color:rgba(3,122,255,.35);box-shadow:var(--shadow-panel)}
.card__ico{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  background:linear-gradient(135deg,rgba(3,122,255,.12),rgba(0,212,255,.10));
  border:1px solid rgba(3,122,255,.16);
}
.card__ico svg{width:22px;height:22px;stroke:var(--brand);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:17px;font-weight:700;margin-bottom:10px;color:var(--text)}
.card p{font-size:14.5px;line-height:1.75;color:var(--text-2)}

/* ============================================================
   首屏（k5r：620px 柔光渐变 + 模糊色块）
   ============================================================ */
.hero{
  position:relative;padding:80px 0 88px;overflow:hidden;
  background:
    radial-gradient(circle at 72% 34%,rgba(3,122,255,.16) 0%,rgba(3,122,255,.06) 27%,transparent 48%),
    radial-gradient(circle at 16% 20%,rgba(0,212,255,.09) 0%,transparent 34%),
    linear-gradient(135deg,#f3f7ff,#f8f4ff 52%,#eef8ff);
  border-bottom:1px solid rgba(3,122,255,.08);
}
.hero::before{
  content:"";position:absolute;top:-240px;left:-180px;width:520px;height:520px;border-radius:50%;
  background:rgba(0,212,255,.18);filter:blur(28px);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-220px;bottom:-300px;width:620px;height:620px;border-radius:50%;
  background:rgba(124,58,237,.12);filter:blur(44px);pointer-events:none;
}
.hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:60px;align-items:center}
.hero__badge{
  display:inline-flex;align-items:center;gap:9px;padding:8px 18px;border-radius:24px;
  font-size:13.5px;font-weight:500;color:var(--brand);
  background:rgba(3,122,255,.08);border:1px solid rgba(3,122,255,.14);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.hero__badge i{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(3,122,255,.18)}
.hero h1{
  margin-top:22px;font-size:clamp(34px,5.2vw,56px);font-weight:800;letter-spacing:-.035em;line-height:1.14;
  color:var(--text);
}
.hero h1 em,.hero h1 span{font-style:normal;color:var(--brand)}
.hero__lead{margin-top:22px;font-size:19px;font-weight:600;line-height:1.7;color:var(--text)}
.hero__sub{margin-top:14px;font-size:17px;line-height:1.75;color:var(--text-2);max-width:560px}
.hero__cta{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.hero__stats{margin-top:40px;padding-top:32px;border-top:1px solid rgba(3,122,255,.10);display:flex;gap:38px;flex-wrap:wrap}
.hero__stat b{display:block;font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--brand)}
.hero__stat span{display:block;margin-top:4px;font-size:13.5px;color:var(--text-3)}

/* 首屏连接图 */
.hero__art{position:relative}
.connect{
  position:relative;padding:26px;border-radius:var(--r-xl);
  background:rgba(255,255,255,.86);border:1px solid var(--line);
  box-shadow:var(--shadow-panel);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.connect__row{display:flex;align-items:center;gap:14px}
.connect__node{
  flex:1;display:flex;align-items:center;gap:12px;padding:15px 16px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
}
.connect__node b{font-size:14.5px;font-weight:600;color:var(--text)}
.connect__node span{display:block;font-size:12.5px;color:var(--text-3);margin-top:2px}
.connect__dot{width:10px;height:10px;border-radius:50%;flex:0 0 auto;background:var(--brand);box-shadow:0 0 0 4px rgba(3,122,255,.16)}
.connect__dot--cy{background:var(--cyan);box-shadow:0 0 0 4px rgba(0,212,255,.16)}
.connect__line{position:relative;height:34px;margin-left:22px;border-left:1px dashed rgba(3,122,255,.35)}
.connect__line::after{
  content:"";position:absolute;left:-4px;bottom:-1px;width:8px;height:8px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 10px 2px rgba(3,122,255,.45);
}
.connect__foot{margin-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
.connect__tag{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;background:rgba(3,122,255,.08);border:1px solid rgba(3,122,255,.16);color:var(--brand);font-size:12.5px}

/* ============================================================
   业务罗盘（首页四宫格）
   ============================================================ */
.compass{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.compass__card{
  position:relative;display:block;padding:28px 24px 24px;border-radius:var(--r-lg);overflow:hidden;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.compass__card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;
  background:radial-gradient(420px 200px at 50% 0%,rgba(3,122,255,.10),transparent 70%);
  transition:opacity .2s var(--ease);
}
.compass__card:hover{transform:translateY(-4px);border-color:rgba(3,122,255,.35);box-shadow:var(--shadow-panel)}
.compass__card:hover::after{opacity:1}
.compass__no{font-size:12.5px;font-weight:700;letter-spacing:.1em;color:var(--brand)}
.compass__card h3{margin:12px 0 10px;font-size:18.5px;font-weight:700;color:var(--text)}
.compass__card p{font-size:14.5px;line-height:1.75;color:var(--text-2);min-height:52px}
.compass__go{margin-top:18px;display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--brand)}
.compass__go svg{width:15px;height:15px;transition:transform .2s var(--ease)}
.compass__card:hover .compass__go svg{transform:translateX(3px)}

/* ============================================================
   产品展示（Tab）
   ============================================================ */
.suite__tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.suite__tab{
  display:inline-flex;align-items:center;gap:10px;height:46px;padding:0 18px;
  border-radius:var(--r-md);border:1px solid var(--line);background:#fff;
  font-size:15px;font-weight:600;color:var(--text-2);cursor:pointer;
  box-shadow:var(--shadow-card);
  transition:all .18s var(--ease);
}
.suite__tab:hover{color:var(--brand);border-color:rgba(3,122,255,.4)}
.suite__tab.is-active{background:rgba(3,122,255,.08);border-color:rgba(3,122,255,.32);color:var(--brand);box-shadow:inset 0 0 0 1px rgba(3,122,255,.10)}
.suite__tabname{font-size:15px;font-weight:600;white-space:nowrap}
.suite__icon{width:26px;height:26px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.suite__icon svg{width:15px;height:15px}
.suite__icon--capi{background:linear-gradient(135deg,#2a8bff,#037aff)}
.suite__icon--qwbot{background:linear-gradient(135deg,#22c7e8,#037aff)}
.suite__icon--aitool{background:linear-gradient(135deg,#6f7bff,#037aff)}
.suite__icon--lg{width:44px;height:44px;border-radius:13px}
.suite__icon--lg svg{width:22px;height:22px}
.suite__stage{position:relative}
.suite__panel{display:none;grid-template-columns:minmax(0,1fr) minmax(0,1.06fr);gap:44px;align-items:center}
.suite__panel.is-active{display:grid;animation:suiteIn .35s var(--ease) both}
@keyframes suiteIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.suite__name{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.suite__name strong{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--text)}
.suite__name em{font-style:normal;font-size:13px;padding:5px 12px;border-radius:999px;background:rgba(3,122,255,.08);border:1px solid rgba(3,122,255,.16);color:var(--brand)}
.suite__info h3{margin:18px 0 12px;font-size:19px;font-weight:700;color:var(--text)}
.suite__desc{font-size:15.5px;line-height:1.8;color:var(--text-2)}
.suite__list{margin-top:20px;display:grid;gap:11px}
.suite__list li{position:relative;padding-left:24px;font-size:14.5px;color:var(--text-2);line-height:1.7}
.suite__list li b{display:block;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:2px}
.suite__list li span{display:block}
.suite__list li::before{
  content:"";position:absolute;left:0;top:8px;width:14px;height:8px;
  border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(-45deg);
}
.suite__go{margin-top:26px}
#productSuite{scroll-margin-top:92px}
#modules{scroll-margin-top:92px}
.suite__media{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:#f9fafb;box-shadow:var(--shadow-card);
}
.suite__media img{width:100%;height:auto}
.more-line{margin-top:44px;text-align:center;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.more-line a{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--brand);padding:10px 20px;border-radius:999px;border:1px solid rgba(3,122,255,.28);background:rgba(3,122,255,.06);transition:all .18s var(--ease)}
.more-line a:hover{background:rgba(3,122,255,.12);border-color:rgba(3,122,255,.45)}
.more-line svg{width:16px;height:16px}

/* ============================================================
   首页技能预览 / 服务双栏
   ============================================================ */
.preview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
/* 四列变体：复用半径等需要四个并列维度的场景 */
.preview--4{grid-template-columns:repeat(4,minmax(0,1fr))}
/* 卡片内的小型编号标签（SCOPE 01 等） */
.card .compass__no{display:block;margin-bottom:12px}
/* 卡片内的举例行 */
.card__eg{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-3)}
.card__eg::before{content:'例';display:inline-block;margin-right:6px;padding:1px 6px;border-radius:5px;background:rgba(3,122,255,.10);color:var(--brand);font-size:11.5px;font-weight:700}
/* 方向标签行 */
.tagrow{margin-top:34px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tagrow .tag{padding:8px 15px;border-radius:999px;font-size:13.5px}
.svc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.svc__card{position:relative;padding:34px 32px;border-radius:var(--r-xl);overflow:hidden;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.svc__card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--brand),var(--cyan))}
.svc__card h3{margin:16px 0 12px;font-size:21px;font-weight:700;color:var(--text)}
.svc__card p{font-size:15px;line-height:1.8;color:var(--text-2)}
.svc__list{margin:22px 0 26px;display:grid;gap:12px}
.svc__list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.7}
.svc__list li::before{content:"";flex:0 0 auto;width:7px;height:7px;margin-top:9px;border-radius:2px;background:var(--brand)}

/* ============================================================
   最终 CTA（深色渐变 + 柔光，与页脚连成整块）
   ============================================================ */
.final{
  max-width:880px;margin:0 auto;text-align:center;padding:66px 44px;border-radius:var(--r-xl);
  background:
    radial-gradient(900px 320px at 50% 0%,rgba(3,122,255,.28),transparent 70%),
    linear-gradient(135deg,#0d1526,#0a1020);
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 30px 60px -30px rgba(3,122,255,.45),var(--shadow-panel);
}
.final h2{font-size:clamp(24px,3.2vw,34px);font-weight:750;letter-spacing:-.02em;color:#fff}
.final p{margin-top:18px;font-size:16.5px;line-height:1.85;color:rgba(233,240,250,.78)}
.final__cta{margin-top:34px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ============================================================
   页脚
   ============================================================ */
.footer{border-top:1px solid rgba(255,255,255,.08);background:#0a1020}
.footer .nav__logo{color:#fff}
.footer .nav__logo em{color:var(--cyan)}
.footer__top{display:grid;grid-template-columns:minmax(0,1.7fr) repeat(3,minmax(0,1fr));gap:40px;padding:62px 0 44px}
.footer__brand p{margin-top:16px;font-size:13.5px;line-height:1.8;color:rgba(233,240,250,.55);max-width:320px}
.footer h4{font-size:13.5px;font-weight:700;color:#fff;margin-bottom:16px}
.footer ul{display:grid;gap:11px}
.footer ul a{font-size:13.5px;color:rgba(233,240,250,.55);transition:color .15s var(--ease)}
.footer ul a:hover{color:var(--cyan)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0 26px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:rgba(233,240,250,.45)}

/* ============================================================
   内页：产品块
   ============================================================ */
.pblock{padding:34px 0}
.pblock__inner{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);gap:48px;align-items:center}
.pblock--reverse .pblock__inner{grid-template-columns:minmax(0,1fr) minmax(0,1.02fr)}
.pblock--reverse .pblock__media{order:2}
.pblock__media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);background:#f9fafb}
.pblock__media img{width:100%;height:auto;display:block}
.pblock__no{font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--brand)}
.pblock h2{margin-top:12px;font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.025em;color:var(--text)}
.pblock__tag{display:inline-block;margin-top:10px;padding:6px 14px;border-radius:999px;font-size:13px;background:rgba(3,122,255,.08);border:1px solid rgba(3,122,255,.16);color:var(--brand)}
.pblock__desc{margin-top:16px;font-size:15.5px;line-height:1.85;color:var(--text-2)}
.pblock__list{margin-top:20px;display:grid;gap:12px}
.pblock__list li{display:flex;gap:11px;font-size:14.5px;color:var(--text-2);line-height:1.7}
.pblock__list li b{display:block;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:2px}
.pblock__list svg{width:17px;height:17px;flex:0 0 auto;margin-top:4px;stroke:var(--brand)}
.pblock__actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}

/* ============================================================
   技能：筛选 / 卡片 / 抽屉
   ============================================================ */
/* ---- 首页技能预览卡（与技能页同一信息语言） ---- */
.sk-mini{display:flex;flex-direction:column;gap:0}
.sk-mini__hd{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.sk-mini__ico{width:44px;height:44px;border-radius:12px;flex:0 0 auto;box-shadow:0 6px 14px -8px rgba(3,122,255,.5)}
.sk-mini h3{font-size:17px;font-weight:700;color:var(--text);line-height:1.35}
.sk-mini__meta{display:block;margin-top:3px;font-size:12.5px;color:var(--text-3)}
.sk-mini p{font-size:14.5px;line-height:1.75;color:var(--text-2)}
.sk-mini__foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.sk-mini__foot span:first-child{font-size:12.5px;color:var(--text-3)}
.sk-mini__go{display:inline-flex;align-items:center;gap:5px;font-size:13.5px;font-weight:600;color:var(--brand)}
.sk-mini__go svg{width:14px;height:14px;transition:transform .2s var(--ease)}
.sk-mini:hover .sk-mini__go svg{transform:translateX(3px)}

/* ---- 注册 / 提交成功态（auth.html 动态渲染） ---- */
.done{text-align:center;padding:12px 0}
.done__icon{
  width:64px;height:64px;margin:0 auto 20px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(3,122,255,.08);border:1px solid rgba(3,122,255,.18);
}
.done__icon svg{width:30px;height:30px}
.done h1{font-size:24px;font-weight:800;color:var(--text);margin-bottom:12px}
.done p{font-size:14.5px;line-height:1.8;color:var(--text-2)}
.done__qr{
  margin:24px auto 0;max-width:260px;padding:26px 18px;border-radius:var(--r-md);
  background:#f9fafb;border:1px dashed var(--line-strong);
  font-size:13px;color:var(--text-3);line-height:1.8;
}
.done__qr--img{padding:12px;background:#fff;border:1px solid var(--line);text-align:center}
.done__qr--img img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;margin:0 auto}
.done__hint{margin-top:18px;font-size:13.5px;color:var(--text-3)}

/* ---- 筛选区：分类 + 平台 + 计数 ---- */
.skill-filter{
  padding:18px 22px;margin-bottom:28px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.skill-filter__row{display:flex;align-items:center;gap:12px;padding:7px 0}
.skill-filter__lab{flex:0 0 56px;font-size:13.5px;font-weight:600;color:var(--text-3)}
.skill-filter .skill-toolbar{margin-bottom:0;flex:1}
.skill-filter__count{
  margin-top:12px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.skill-filter__count b{color:var(--brand);font-weight:700}

/* ---- 技能卡片（市场式：封面 + 关键信息 + 功能预览） ---- */
.skill-grid.is-empty:after{
  content:"该筛选条件下暂无技能";display:block;padding:48px 0;text-align:center;
  font-size:14px;color:var(--text-3);
}
.sk-card{
  display:flex;flex-direction:column;width:100%;text-align:left;padding:0;overflow:hidden;cursor:pointer;
  border-radius:var(--r-lg);border:1px solid var(--line);background:#fff;
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sk-card:hover{transform:translateY(-4px);border-color:rgba(3,122,255,.35);box-shadow:var(--shadow-panel)}
.sk-card__media{position:relative;overflow:hidden;background:#f3f4f6;border-bottom:1px solid var(--line)}
.sk-card__media img{width:100%;height:auto;display:block;transition:transform .35s var(--ease)}
.sk-card:hover .sk-card__media img{transform:scale(1.04)}
.sk-card__cat{
  position:absolute;top:12px;left:12px;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--brand);
  background:rgba(255,255,255,.92);border:1px solid rgba(3,122,255,.18);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.sk-card__body{display:flex;flex-direction:column;flex:1;padding:20px 22px 18px}
.sk-card__hd{display:flex;align-items:center;gap:12px}
.sk-card__ico{width:44px;height:44px;border-radius:12px;flex:0 0 auto;box-shadow:0 6px 14px -8px rgba(3,122,255,.5)}
.sk-card__ttl{min-width:0}
.sk-card__ttl h3{font-size:17px;font-weight:700;color:var(--text);line-height:1.35}
.sk-card__meta{display:block;margin-top:3px;font-size:12.5px;color:var(--text-3)}
.sk-card__sum{
  margin-top:14px;font-size:14px;line-height:1.7;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.sk-card__feat{margin-top:14px;display:grid;gap:8px}
.sk-card__feat li{display:flex;gap:8px;font-size:13.5px;color:var(--text-2);line-height:1.6}
.sk-card__feat svg{width:16px;height:16px;flex:0 0 auto;margin-top:3px}
.sk-card__tags{margin-top:14px;display:flex;gap:7px;flex-wrap:wrap}
.sk-card__tags .tag{background:#f9fafb;border-color:var(--line);color:var(--text-3)}
.sk-card__foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.sk-card__plat{font-size:12.5px;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sk-card__go{display:inline-flex;align-items:center;gap:5px;flex:0 0 auto;font-size:13.5px;font-weight:600;color:var(--brand)}
.sk-card__go svg{width:14px;height:14px;transition:transform .2s var(--ease)}
.sk-card:hover .sk-card__go svg{transform:translateX(3px)}

/* ---- 详情抽屉内的结构化信息 ---- */
.drawer__ico{width:44px;height:44px;border-radius:12px;flex:0 0 auto;box-shadow:0 6px 14px -8px rgba(3,122,255,.5)}
.drawer__lead{
  margin-top:18px;padding:14px 16px;border-radius:var(--r-md);
  background:rgba(3,122,255,.06);border:1px solid rgba(3,122,255,.14);
  font-size:14.5px;font-weight:600;line-height:1.75;color:var(--text);
}
.sk-spec{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin:0;
  border-radius:var(--r-md);overflow:hidden;background:var(--line);border:1px solid var(--line);
}
.sk-spec__i{padding:12px 14px;background:#f9fafb}
.sk-spec__i dt{font-size:12px;color:var(--text-3);margin-bottom:4px}
.sk-spec__i dd{margin:0;font-size:13.5px;font-weight:600;color:var(--text);line-height:1.55}
.sk-feat{display:grid;gap:11px;list-style:none}
.sk-feat li{display:flex;gap:11px;font-size:14px;color:var(--text-2);line-height:1.7}
.sk-feat li b{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;
  display:flex;align-items:center;justify-content:center;margin-top:2px;
  font-size:12px;font-weight:700;color:#fff;background:linear-gradient(135deg,#1e86ff,#037aff);
}
.sk-use{display:grid;gap:9px}
.sk-use li{
  position:relative;padding:10px 14px 10px 32px;border-radius:var(--r-sm);
  background:#f9fafb;border:1px solid var(--line);
  font-size:13.5px;color:var(--text-2);line-height:1.65;
}
.sk-use li::before{
  content:"";position:absolute;left:14px;top:17px;width:6px;height:6px;border-radius:50%;
  background:var(--brand);
}

.skill-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
.chip{
  height:38px;padding:0 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--text-2);font-size:13.5px;cursor:pointer;
  transition:all .18s var(--ease);
}
.chip:hover{color:var(--brand);border-color:rgba(3,122,255,.4)}
.chip.is-active{background:rgba(3,122,255,.08);border-color:rgba(3,122,255,.3);color:var(--brand);font-weight:600}
.skill-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.scard{
  display:block;width:100%;text-align:left;padding:0;overflow:hidden;cursor:pointer;
  border-radius:var(--r-lg);border:1px solid var(--line);background:#fff;
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.scard:hover{transform:translateY(-3px);border-color:rgba(3,122,255,.35);box-shadow:var(--shadow-panel)}
.scard__media{border-bottom:1px solid var(--line);background:#f9fafb}
.scard__media img{width:100%;height:auto}
.scard__body{padding:20px 22px 18px}
.scard__body h3{font-size:16.5px;font-weight:700;color:var(--text)}
.scard__body p{margin-top:9px;font-size:13.8px;line-height:1.75;color:var(--text-2)}
.scard__tags{margin-top:14px;display:flex;gap:7px;flex-wrap:wrap}
.tag{padding:3px 10px;border-radius:999px;font-size:12px;color:var(--text-3);background:var(--surface-2);border:1px solid var(--line)}
.scard__foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:12.5px;color:var(--text-3)}
.scard__foot span:last-child{color:var(--brand);font-weight:600}

.mask{position:fixed;inset:0;z-index:80;background:rgba(15,23,42,.45);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:all .2s var(--ease)}
.mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:90;width:min(680px,100%);height:100%;overflow-y:auto;
  background:#fff;border-left:1px solid var(--line);box-shadow:var(--shadow-panel);
  transform:translateX(100%);transition:transform .28s var(--ease);
}
.drawer.is-open{transform:none}
.drawer__head{position:sticky;top:0;z-index:2;display:flex;align-items:flex-start;gap:14px;padding:22px 26px;background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.drawer__head h3{font-size:19px;font-weight:700;color:var(--text)}
.drawer__ver{margin-top:5px;font-size:12.5px;color:var(--text-3)}
.drawer__close{margin-left:auto;width:34px;height:34px;flex:0 0 auto;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}
.drawer__close svg{width:16px;height:16px;stroke:var(--text-2)}
.drawer__body{padding:24px 26px 8px}
.drawer__media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);background:#f9fafb}
.drawer__body p{margin-top:18px;font-size:14.5px;line-height:1.85;color:var(--text-2)}
.drawer__body h4{margin:26px 0 12px;font-size:14px;font-weight:700;color:var(--text)}
.drawer__feat{display:grid;gap:11px}
.drawer__feat li{display:flex;gap:11px;font-size:14px;color:var(--text-2);line-height:1.7}
.drawer__feat svg{width:17px;height:17px;flex:0 0 auto;margin-top:4px;stroke:var(--brand)}
.code{display:flex;align-items:center;gap:12px;padding:13px 15px;border-radius:var(--r-sm);background:#0f172a;border:1px solid #1e293b}
.code code{flex:1;font-size:13px;color:#7dd3fc;overflow-x:auto;white-space:nowrap}
.code__copy{flex:0 0 auto;height:30px;padding:0 12px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);font-size:12.5px;cursor:pointer;color:rgba(255,255,255,.72)}
.code__copy:hover{color:#fff;border-color:rgba(255,255,255,.34)}
.changelog{display:grid;gap:10px}
.changelog li{display:flex;gap:12px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.changelog b{flex:0 0 62px;color:var(--text);font-weight:600}
.drawer__foot{position:sticky;bottom:0;padding:20px 26px 26px;background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
.status-note{display:flex;gap:11px;padding:13px 15px;border-radius:var(--r-sm);margin-bottom:14px;background:rgba(3,122,255,.07);border:1px solid rgba(3,122,255,.18);font-size:13.5px;color:var(--text-2);line-height:1.7}
.status-note svg{width:17px;height:17px;flex:0 0 auto;margin-top:3px;stroke:var(--brand)}

/* ============================================================
   通用小组件
   ============================================================ */
.notice{
  display:flex;gap:12px;padding:14px 17px;border-radius:var(--r-md);margin-bottom:26px;
  background:rgba(3,122,255,.06);border:1px solid rgba(3,122,255,.16);
  font-size:13.5px;color:var(--text-2);line-height:1.75;
}
.notice svg{width:18px;height:18px;flex:0 0 auto;margin-top:2px;stroke:var(--brand)}
.notice code{font-size:12.5px;color:var(--brand)}

.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.contact-card{padding:26px 24px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.contact-card__ico{width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;background:linear-gradient(135deg,rgba(3,122,255,.12),rgba(0,212,255,.10));border:1px solid rgba(3,122,255,.16)}
.contact-card__ico svg{width:21px;height:21px;stroke:var(--brand);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.contact-card h3{font-size:16px;font-weight:700;margin-bottom:10px;color:var(--text)}
.contact-card p{font-size:14px;line-height:1.8;color:var(--text-2)}
.contact-card b{color:var(--text)}

.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.fact{padding:24px;border-radius:var(--r-md);text-align:center;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.fact b{display:block;font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--brand)}
.fact span{display:block;margin-top:6px;font-size:13px;color:var(--text-3)}

.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;counter-reset:s}
.step{position:relative;padding:26px 22px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.step__no{
  width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  font-size:14px;font-weight:700;color:#fff;background:linear-gradient(135deg,#1e86ff,#037aff);
  box-shadow:0 8px 16px -8px rgba(3,122,255,.6);
}
.step h3{font-size:16px;font-weight:700;margin-bottom:9px;color:var(--text)}
.step p{font-size:13.8px;line-height:1.75;color:var(--text-2)}

.divider{height:1px;background:var(--line);margin:0}

/* 联系我们弹窗（浅色主题下改白底） */
.cmodal{position:fixed;inset:0;z-index:100;display:none}
.cmodal.is-open{display:block}
.cmodal__mask{position:absolute;inset:0;background:rgba(15,23,42,.45);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.cmodal__card{
  position:relative;max-width:400px;margin:10vh auto;padding:34px 30px 30px;text-align:center;
  border-radius:var(--r-xl);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-panel);
}
.cmodal__close{position:absolute;top:12px;right:14px;width:32px;height:32px;border:none;background:none;font-size:24px;color:var(--text-3);cursor:pointer;line-height:1}
.cmodal__eyebrow{font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--brand)}
.cmodal__title{margin-top:10px;font-size:21px;font-weight:700;color:var(--text)}
.cmodal__hint{margin-top:10px;font-size:13.5px;color:var(--text-2);line-height:1.75}
.cmodal__qr{width:180px;margin:22px auto 0;padding:12px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line)}
.cmodal__qr img{width:100%;height:auto;aspect-ratio:1/1;object-fit:contain}
.cmodal__wx{margin-top:16px;display:flex;align-items:center;justify-content:center;gap:10px;font-size:14px;color:var(--text-2)}
.cmodal__wx b{color:var(--text)}
.cmodal__copy{height:30px;padding:0 12px;border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;font-size:12.5px;cursor:pointer;color:var(--text-2)}
.cmodal__copy:hover{color:var(--brand);border-color:rgba(3,122,255,.4)}
.cmodal__note{margin-top:14px;font-size:12.5px;color:var(--text-3);line-height:1.7}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1080px){
  .compass{grid-template-columns:repeat(2,minmax(0,1fr))}
  .preview{grid-template-columns:repeat(2,minmax(0,1fr))}
  .skill-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .nav__menu{
    position:absolute;top:72px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:2px;
    margin:0;padding:12px 16px 18px;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    box-shadow:var(--shadow-panel);
  }
  .nav__menu.is-open{display:flex}
  .nav__link{padding:11px 12px;font-size:15px}
  .nav__link.is-active::after{display:none}
  .nav__burger{display:flex}
  .nav__actions{margin-left:0}
  .nav__actions .btn--ghost{display:none}
  .nav__drop{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;background:none;border:none;padding:4px 0 4px 10px;min-width:0}
  .nav__item{flex-direction:column;align-items:stretch}
  .hero__inner{grid-template-columns:1fr;gap:44px}
  .hero__art{order:-1}
  .suite__panel.is-active{grid-template-columns:1fr;gap:28px}
  .pblock__inner,.pblock--reverse .pblock__inner{grid-template-columns:1fr;gap:28px}
  .pblock--reverse .pblock__media{order:0}
  .svc{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .hero-split{grid-template-columns:1fr;gap:34px}
  .hero-split__copy{max-width:none}
  .footer__top{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:72px 0}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .hero-split,.compass,.preview,.skill-grid,.facts,.steps{grid-template-columns:1fr}
  .preview--4{grid-template-columns:1fr}
  .sk-spec{grid-template-columns:1fr}
  .skill-filter__row{flex-direction:column;align-items:flex-start;gap:8px}
  .skill-filter__lab{flex:none}
  .footer__top{grid-template-columns:1fr}
  .final{padding:44px 22px}
  .hero{padding:56px 0 64px}
  .btn{height:44px;padding:0 18px}
}